单项选择题

Questions 25 to 27 are based on the following news. At the end of the news item, you will be given 15 seconds to answer the questions. Now, listen to the news.
According to the news report, we learn that _______.

A．malaria is caused by mosquito
B．malaria is mainly spread by mosquitoes
C．malaria only exists in Africa
D．Australian researchers have developed an effective medicine to cure malaria

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热门试题

单项选择题

What development caused a decline in the use of railroads

A．The use of oversized freight containers.
B．Safety problems with railroad tracks.
C．The growth of the automotive industry.
D．The high cost of meeting environmental regulations.

单项选择题

What does the man find surprising about the woman

A．She has never been to Gettysburg.
B．She took a political science course.
C．Her family still goes on vacation together.
D．She’s interested in the United States Civil War.

Questions 25 to 27 are based on the following news. At the end of the news item, you will be given 15 seconds to answer the questions. Now, listen to the news. According to the news report, we learn that _______. 您的浏览器不支持 audio 元素。

Questions 25 to 27 are based on the following news. At the end of the news item, you will be given 15 seconds to answer the questions. Now, listen to the news.
According to the news report, we learn that _______.